Surgical fixture



Oct. 2,1945, w. LIMIERMIS SURGICAL FIXTURE Filed July 31, 1944 2Sheets-Sheet. l

3a 5 7 WlLLlAM L. MERMIS ATIORNEY- Oct. 2, 1945. w; ME 2,386,134

SURGICAL FIXTURE ATTGQNEY.

4 And with theaboveand other objects in view, my invention resides thenovel ieatures of form, construction, arrangement, and combina- In theaccompanyingdrawings.(two sheetsl t .ner in which it may be placed.updnand Fig Patented Oct. 2, 1945 UNITED STATES PATENT -OFFIE rSURGICAL Frx'rUnn William IQ. Merinis, Youngstown, Ohio 7 ApplicationJuly 31, 1944, Serial N6. 547,391 r sclai s. (01. 128 -1) a Thisinvention relates in "general to surgical fixtures and, moreparticularly, to a fixture or holding device adapted to position andhold the head. neck, and shoulders of a patient during a nasal or throatoperation, such as a tonsillectomy, sinus surgery, or bronchoscopy.-

The present invention has for its primary objectstheprovision of adevice of the type stated which is simple and rugged in construction andcan be quickly and accurately adjusted to the various desired positionsin which the patient must be placed for the surgicalprocedures to beemployed. Q I V 3 It is a further object of the present invention toprovide a device-of the typestated whichwill securely holdtheipatient'in the desired position and will not-accidentally shiftduring the course oftheoperation, A :It is an additional object of thepresentinvention to provide-adevice of the type statedv; which iscompactand entirely portable; so' that it may be used withequa}facility-in the hospital operating room as an-accessory to standardoperating tables, in the Physician's oflice o'r examining room orcarried into the private sickroom by rural-practitioners, forexample. a4 5 tion of parts presently described andpointed out in the claims...

Figure 1 isa perspective view eta surgicalfixtureconstructed inaccordance with and embodying the. present invention, illustrating the.manused withahpspitalb d;

F u e 2 i atop p an. v ew th su tsigalfix- W f 3is a dce cva 9nal view othes rei- 4o ,ca fixtu eL 4 4 i an en elc t onal w the al.181-

93 xtur u le f i 6 a efv t qa 'dibfial iew te along t e lines. 51 5. ankt e r s i re .of Figure 2;

Figure '7 is a fragmentary sectional view taken along the line 'l-'l'oflfiig ureffifaiid Figures 8 and 9am side"elevational and top v 4plan views, respectively; bfa' preferred former '50 head support forminga part of vention.

Referring now in more detail and by" reference characters to thedrawings; which' illustrate-"a preferred embodiment of the surgicalfixture of the present invention, l designates a rectangular frameconstructed preferably of steel bars of suitable gauge and thicknessandconsisting of two spaced parallel side rails2. 3, and. twotransverseor cross rails 4, 5. The'cro'ss rail 4 isprovided with two equallyspaced bossesfi; each of which is providedwith'a verticalborel forshiftably "accommodating sliderods 8, which are, in turn, provided: attheir-upperends with a suitably padded back supporting panel '9. Thecross rail 4 is further provided, midwaybetween the bosses 6, with aboss l0 vertically bored and threaded for accommodating aheight-adjustment screw ll provided at its'upper endwith a swivel head[2 rotatably mountedin the back-supporting pane1'9, and at itslowerflend the height-adjustment screw l I is provided with a relativelylarge knurled knob l3 by which it may be manually "turned for raising[and lowering the back-supportingpanela 'witnrespect to"the frame I; Itshould; furthermore be noted in this connection "that the frame I" atitsiour cornersflis provided withjshort" depending legs 14 havingsuflicient hightfto provide "adequate clearance for the screw-1 I "andsliderbds 8' when the back-supporting pane19 is in it'sflowermostposition."

' j'slidablyinounted in opposed parallel ways l5 formed in the innervertical facesof the side rails 12.3, is a head supporting" member l6cupped or dishedsomewhat on its upper face. and suitably upholstered orpadded ffor comfortably accommodatmg the headfif th'l'iatint'f Threadedill Riveted "or otherwise "uponjthef Opposite outer side mees'orthe siderails 2, 3, are up- WardITpiSenteH bifurcated arms l8.for swin "ablyaccommodating vertical posts I9, thelatter 'being,fatapproximatdytheirmidpoints, pro-' vided with outward onset bends, as atb. Ro-

ta'tab'ly and slidablil'miiililted upon the upper endjfofeach post I91i'sa support block 20 threadedly'iprovided' withfla wing" screw 21 bywhich it maybe releasably' held in any desired 'position'of adjustment,andslidably mounted in,

and extending horizontally through", the block '20 in forwardlyspacedrelation to the post [9, is a head support rod; 22 provided at its innerend :with a" circular "headengaging" disk 23.

Mounted around the rod 22 between the disk23 tioning member in anyselected position of adjustment. V

4. A surgical fixture for use in supporting a human patient during theperformance of surgical procedures and examinations, said fixturecomprising a rectangular frame having spaced parallel side rails andfront and rear transversely extending cross rails, a back-supportingpanel having depending slide members shiftably mounted in the frontcross rail, a height-adjustment screw swiveled at its upper end in thebacksupporting panel and extending threadedly through the front crossrail, said screw further being provided on its lower end with a knob forparallel side rails and front and rear transversely extending crossrails, a back-supporting panel having depending slide members shiftablymounted in the front cross rail, a height-adjustment screw swiveled atits upper end in the backsupporting panel and extending threadedlythrough the front cross rail, said screw further being provided on itslower end with a knob for facilitating manual operation, said side railsbe-'- ing provided upon their opposed faces with horizontal slideways, ahead-supporting member slidably mounted in the ways and extendingupwardly and rearwardly therefrom over the rear cross rail, a crossplate mou ted at its ends on and extending horizontally between the siderails intermediate the back-supporting panel and the head-supportingmember, a neck-support having depending slide means mounted shiftably inand extending vertically through the cross plate, a horizontal shaftrotatably mounted in the cross plate, a pinion fixed upon the shaft, avertical rack rigidly mounted on and depending from the neck-support formeshing engagement with the pinion, a ratchet wheel fixed upon theshaft, and

a spring-pressed ratchet bar releasably engaged with the ratchet wheel.V L. MERNHS.

